Statistics
posted by Katie .
Many dairy cows now receive injections of BST, a hormone intended to spur greater milk production. A group of 53 Jersey cows increased average milk production from 43 to 52 pounds per day, with a standard deviation of 4.8 lbs.
Is this evidence that the hormone maybe effective in this breed of cattle? Assume the assumptions/conditions have been met.
What is the average increase in milk production in lbs for the 52 Jersey cows? Round to one decimal
What is the pvalue is . (round to 4 decimal places).
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